One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,5,9)(3,7,10,6)(4,12,14,8)(11,15,13,16)(17,18,24,30)(19,31,35,45)(20,36,39,42)(21,27,32,47)(22,29,23,28)(25,37,43,34)(26,38,44,33)(40,48,41,46)(1,3,5,10)(2,6,9,7)(4,13,14,11)(8,16,12,15)(17,19,24,35)(18,25,30,43)(20,32,39,21)(22,37,23,34)(26,27,44,47)(28,45,29,31)(33,41,38,40)(36,46,42,48)(1,3)(2,7)(4,11)(5,10)(6,9)(8,16)(12,15)(13,14)(17,20,22,38,24,39,23,33)(18,26,28,42,30,44,29,36)(19,32,37,40,35,21,34,41)(25,27,45,48,43,47,31,46)(3,10)(6,7)(11,13)(15,16)(17,21)(18,27)(19,33)(20,37)(22,41)(23,40)(24,32)(25,42)(26,31)(28,48)(29,46)(30,47)(34,39)(35,38)(36,43)(44,45) involution — undirected(1,4,5,14)(2,8,9,12)(3,11,10,13)(6,15,7,16)A Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.